Combined wet and dry vacuum cleaner
USD357773S · kind S · design
51Cited by
14References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 1993 |
| Grant date | Apr 25, 1995 |
| Priority date | — |
| Expiry date | Apr 25, 2009 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.